21. Feckenham established a reputation as a preacher and a disputant of keen intellect but unvarying charity. 22. Some retirement calculators, appropriate for safe investments, assume a constant, unvarying rate of return. 23. Alexandra was close to her second daughter, Tatiana, who surrounded her mother with unvarying attention. 24. The group has turned its existence as a classic-rock band into a reliable, unvarying formula. 25. Some of Khatami's strongest supporters are the women of Iran, clad in unvarying black chadors. 26. Once the birds are spotted, the steady pace and unvarying routes of migration make predictions relatively easy. 27. But such unvarying red can become tiresome after the first few thousand light-years of cosmic inventory. 28. From rainy Oregon to sunny Southern California, they rob banks with an unvarying but effective modus operandi. 29. But the movie's scenes feel cut to uniform length and arranged in plodding, unvarying rhythm. 30. Block ciphers operate on fixed-length groups of bits, called blocks, with an unvarying transformation.
